Season 1

Season one of Caprica aired as an "extended" first season in 2010 and 2011, with a total of eighteen produced hours on the SyFy Channel in the United States. The rights to broadcast the series was also picked up by Sky1 in the UK and Ireland. An unrated, extended version of the two-hour pilot was released exclusively on DVD and digital download on April 21, 2009.

The twelve colonies are at peace. An act of religious terrorism begins a change in the lives of many, particularly the Adama and Graystone families. Students and staff at a high school dedicated to the goddess Athena attract the attention of security officials. A lawyer with a dark family background turns toward that heritage. A brilliant computer industrialist makes a quantum leap in robotics.

Daniel Graystone is have some technical difficulties on his contract to produce Cylons for the government of the planet Caprica. Joseph Adama wants to visit his daughter's avatar again. Lacy Rand has an unsettling lunch with Clarice Willow and her extended family; Lacy later meets with Zoe and declares her to be a trinity. Sam Adama takes his nephew William to Little Tauron and teaches him something about Tauron society. Amanda Graystone learns more about Zoe's secret life and makes a startling public confession.

After announcing the Graystone Industries will stop profitting from the holoband, Daniel Graystone faces an attempt to oust him from control of his company. He counters by telling the board of directors that the future of the company is in the Cylon. Joseph Adama comes to terms with his origins and participates in a funeral rite for his wife and daughter. In the Virtual World, Tamara is transformed from a girl on the run to a woman who fights for what she wants. She sends the owner of another avatar back into the real world with a message for her father.

To continue her goal of obtaining Zoe's avatar, Clarice carries on her friendship with Amanda who is being haunted by visions of her dead brother. Heracles guides Joseph through the hazards of New Cap City. Zoe and Lacy continues their respective efforts to get the U-87 to Gemenon while Daniel is still being pressured by Vergis to sell the Caprica Buccaneers to help work on the meta-cognitive processor.

Daniel highly suspects that the Zoe avatar he thought was lost is still in the Cylon Prototype, so he puts the robot through a series of tests, hoping that it will lead Zoe to reveal herself to him. Joseph ventures further into the gritty world of New Cap City to find Tamara.

When the demand for the Cylon production is dramatically changed to just a week, Daniel calls the order to clean the MCP, which will destroy the Zoe avatar in the process and forces her to take drastic actions to escape. Barnabas puts Lacy's allegiance to the STO to a test, as Clarice plans a trip to Gemenon. Amanda is haunted by visions of her brother and the allegations made by Vergis against her husband push her to the brink. Emmanuelle finds Tamara so as to finally take Joseph's quest to an end.

Three weeks after a series of devastating events, different paths are followed: Daniel Graystone seeks an alliance with the Ha'la'tha in order to retake his company, Sister Clarice Willow arrives on Gemenon to ask for supreme leadership of the Soldiers of the One, and Lacy Rand and Zoe continue their new lives.